921 search results - page 39 / 185 » New Data Structures for Orthogonal Range Searching |
141
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TSP
2010
14 years 10 months ago
2010
A novel (differential) entropy estimator is introduced where the maximum entropy bound is used to approximate the entropy given the observations, and is computed using a numerical ...
128
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VLDB
1990
ACM
15 years 7 months ago
1990
ACM
In this paper, we describe a new indexing technique, the time indez, for improving the performance of certain classes of temporal queries. The time index can be used to retrieve v...
233
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
The Web as a global information space is developing from a Web of documents to a Web of data. This development opens new ways for addressing complex information needs. Search is n...
125
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WWW
2008
ACM
16 years 4 months ago
2008
ACM
Information sharing can be effective with structured data. The Semantic Web is mainly aimed at structuring information by creating widely accepted ontologies. However, users have ...
198
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PODS
1997
ACM
15 years 8 months ago
1997
ACM
In this paper, we present a new cost model for nearest neighbor search in high-dimensional data space. We first analyze different nearest neighbor algorithms, present a generaliza...